Barry (guest star Grant Gustin) and Iris's (guest star Candice Patton) wedding brings the gang together, but things go awry when villains from Earth-X attack the ceremony. All of the superheroes band together with help from their super friends like Citizen Cold (guest star Wentworth Miller), The Ray (guest star Russell Tovey), Felicity Smoak (guest star Emily Bett Rickards), Iris West and Alex Danvers (Chyler Leigh) to take on their most formidable villains yet. Earth's mightiest heroes - Green Arrow (guest star Stephen Amell), Supergirl (Melissa Benoist), The Flash (guest star Grant Gustin) and White Canary (guest star Caity Lotz) - lead their teams into battle to save the world.
Did You Know?
, as "Sturmbannführer" Quentin Lance, uses an accent close to his native British English rather than the American accent he normally uses on Arrow
(2012). See more
It had been established that Cisco designed the pipeline cells as dampeners to prevent prisoners from using their powers. Although unable to break out, Dinah is shown using her Canary Cry while imprisoned. See more
Hey, you're cutting it too close.
I thought that was great timing. I really enjoyed the pun.
So you're Leonard Snart's doppelganger.
No, I'm Leonard Snart, but you can call me Leo. That is a fantastic outfit. Did you make that?
The usual opening narration and title card are replaced by a special "Crisis on Earth-X" sequence. See more